use Laminas\Hydrator\ClassMethodsHydrator;
$hydrator = new ClassMethodsHydrator();
$user = new User();
$hydrator->hydrate(["name"=>"Alice","email"=>"a@b.com"], $user);
$data = $hydrator->extract($user); // object to array
// Naming strategy
$hydrator->setNamingStrategy(new UnderscoreNamingStrategy());
// Converts: created_at <-> createdAt automatically